MTD 618 - Parts List - PTO and Belt Components

41
NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.
IMPORTANT: For a proper
working machine, use
Factory Approved Parts.
V-belts are designed to
engage and disengage
safely. A substitute (non
OEM) V-belt can be
dangerous by not
disengaging completely.
Model 618
REF.
NO.
PART
NO. DESCRIPTION
1 647-0064 PTO Engage Lever Assembly
2 683-0450 PTO Engage Plate Assembly
3 710-0276 Carriage Screw, 5/16-18 x 1.00
4 710-0520 Hex Cap Screw, 3/8-16 x 1.5
5 710-0831 Hex Cap Screw, 3/8-16 x 5.5
6 710-1238 Hex Head Washer Screw, 5/16-18 x.875
7 712-0229 Push Nut, 3/8
8 712-0431 Flange Lock Nut, 3/8-16
9 712-3004A Flange Lock Nut, 5/16-18
10 712-3010 Hex Nut, 5/16-18
11 714-0470 Cotter Pin, 1/8 x 1.25
12 726-0201 Speed Nut,.3125
13 731-2111A PTO Knob
14 732-1170 Extension Spring,.75 x 6.75
15 732-0991A Belt Guard
16 736-0108 Flat Washer,.510 x.750 x.033
17 736-0119 Lock Washer, 5/16
18 736-0140 Flat Washer, .385 x .62 x .063
19 736-0275 Flat Washer, 5/16
20 736-0300 Flat Washer,.406 x.875 x.059
21 736-0242 Bell Washer,.345 x.88 x.060
22 736-3010 Flat Washer,.407 x.812 x.135
23 738-0372B Shoulder Spacer,.380
24 741-0708 Hex Split Flange Bearing,.5
25 747-1112D PTO Engagement Handle
26 747-1286A Belt Keeper Rod
27 748-0415B Spacer, 3/8 x 1.54
28 756-0627B Idler Pulley, 3.5
29 756-1208 Idler Pulley, 4.0
30 783-0744A Engagement Stop
31 783-0891B Deck Stop
32 710-0604A Self Tapping Screw, 5/16-18 x.625
33 732-04035 Compression Spring, 1.28 x 3.5
34 723-0444 Battery Strap
35 738-1020 Shoulder Screw,.625 x.5, 7/16-20
36 736-0407 Bell Washer,.45 x 1.0 x.062
37 712-0459 Flange Lock Nut, 7/16-20
38 783-1031A Hitch Plate
39 783-0349 Battery Tray
40 725-1426 Solenoid, 12-Volt, 100 Amp
41 710-0599 Self Tapping Screw, 1/4-20 x.5
42 736-0222 Lock Washer, 1/4
43 683-0304C Lower Frame Assembly
44 725-1706A 12-volt Battery, 270 CCA
725-1737 12-volt Battery, 190 CCA
45 738-1132 Hex Cap Screw, 1/4-20
46 712-0271 Hex Sems Nut, 1/4-20
47 712-3087 Wing Nut, 1/4-20
48 732-1165 Extension Spring,.50 x 5.0
49 710-3180 Hex Cap Screw, 5/16-18 x 1.75
50 750-0956 Spacer Cup
51 710-3029 Hex Head Cap Screw, 7/16-20 x 1.25
52 736-0171 Lock Washer, 7/16
53 736-0322 Flat Washer,.450 x 1.25
54 756-0983B Engine Pulley, 3.56 OD x 5.56
55 754-0497 PTO Belt (Models w/ 42-inch deck)
56 783-0653F Steering Support Bracket
57 711-1044 Keeper Pin, 5/16 x 4.75
58 732-1013 Belt Guard
59 710-3025 Hex Cap Screw, 5/16-18 x.625
60 732-0944 Extension Spring,.75 x 6.75
61 710-0347 Hex Cap Screw, 3/8-16 x 1.75
62 683-0302 PTO Engagement Plate Assembly
63 754-0486A PTO Belt (Models w/ 46-inch deck)
64 712-0431 Flange Lock Nut, 3/8-16
65 747-1243 Belt Keeper Rod
66 710-0607 Self-tapping Screw, 5/16-18 x.5
67 712-3006 Hex Nut, 1/4-20
68 736-0329 Lock Washer, 1/4
69 710-0642 Self-tapping Screw, 1/4-20 x.75
70 736-3039 Flat Washer,.406 x 1.5 x 11 gauge
71 710-0703 Carriage Bolt, 1/4-20 x.75
72 725-04039 Safety Interlock Switch
73 17962 Switch Plate
74 710-0224 Screw, #10 x.5
REF.
NO.
PART
NO. DESCRIPTION